<div dir="ltr">I also agree that putting notes in the tags are helpful to some of us that are armchair mappers. I will see the tags sooner than the history data. I tend to map around railroads using the imagery and Tiger data and tags. <div>
-Nathan</div><div class="gmail_extra"><div><div dir="ltr"><br></div></div><br><div class="gmail_quote">On Fri, Dec 6, 2013 at 9:29 AM, Martijn van Exel <span dir="ltr"><<a href="mailto:m@rtijn.org" target="_blank">m@rtijn.org</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">That is a great point and something I feel strongly about, having<br>
created armchair mapper's tools like Battle Grid and Maproulette.<br>
<br>
I will make some time to put in a warning notice into these tools that<br>
would pop up the first time folks use it. What would a good, concise,<br>
cautionary note look like?<br>
<div><div class="h5"><br>
On Fri, Dec 6, 2013 at 9:08 AM, Richard Welty <<a href="mailto:rwelty@averillpark.net">rwelty@averillpark.net</a>> wrote:<br>
> if you see a discrepancy between aerial imagery and OSM, before you<br>
> go adding/changing stuff, check on the history of the stuff that's there<br>
> and see if another mapper has worked on things recently (for some<br>
> value of recently.) i have done a bunch of work in the past month<br>
> adding in a new traffic circle on US 4 in Rensselaer County, NY,<br>
> using GPS traces. as part of the process, i removed a slip ramp<br>
> from I-90 that was taken out by DOT when they built the new<br>
> circle. i just now discovered that another mapper added the slip<br>
> ramp back in, presumably because it's in the Bing imagery, which<br>
> is at this point 2 or 3 years old.<br>
><br>
> this isn't the first time i've been through this; a year or so back<br>
> a couple of armchair mappers repeatedly changed a part of Troy<br>
> to match obsolete imagery and i kept having to ask them not to<br>
> and put back in the recent changes. i now put README tags on<br>
> the ways but if i delete something i have no place to put a<br>
> README tag.<br>
><br>
> imagery goes out of date. armchair mappers must never forget<br>
> that. if the imagery doesn't match the map, contact a local mapper<br>
> if you can identify one. you could be fixing something that wasn't<br>
> actually broken.<br>
><br>
> thanks,<br>
> richard<br>
><br>
><br>
><br>
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<span class="HOEnZb"><font color="#888888"><br>
<br>
<br>
--<br>
Martijn van Exel<br>
<a href="http://oegeo.wordpress.com/" target="_blank">http://oegeo.wordpress.com/</a><br>
<a href="http://openstreetmap.us/" target="_blank">http://openstreetmap.us/</a><br>
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